public class Example7_4{
    public static void main(String args[]){
      int n = 0,m = 0 ,t = 1000;
      try{
           m = Integer.parseInt("8888");
           n= Integer.parseInt("ab89");
           t = 7777;
         }
        catch(NumberFormatException e){
              System.out.println("发生异常 :"+e.getMessage());
        }
        System.out.println("n="+n+",m="+m+",t"+t);
        try{ System.out.println("故意抛出I/O异常");
         throw new java.io.IOException("我是故意的");
        }
        catch(java.io.IOException e){
              System.out.println("发生异常"+e.getMessage());
        }
    }
} 
